3 Drunk Irishmen walk into a gallery...

...engage in bizarre banter on the subjects of art, BMWs and AK47's(74's), and proceed to be very generous, depositing a 20 pound note into the donations box on the way out!

"Art is life and life is life, you know?"
"Of course..."
"You coming for a pint?"
"No, sorry, I'm invigilating"